From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752503AbdKDU0o (ORCPT ); Sat, 4 Nov 2017 16:26:44 -0400 Received: from mail-ot0-f193.google.com ([74.125.82.193]:52968 "EHLO mail-ot0-f193.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751733AbdKDU0m (ORCPT ); Sat, 4 Nov 2017 16:26:42 -0400 X-Google-Smtp-Source: ABhQp+QUunTeO+eVmg5AY/I8swXoEKSpdXY0Me2W6SubE0Qqz6jz8zlEbJaXAtMr7o7sB4vS/xNf3A== Subject: Re: [PATCH] rtlwifi: remove redundant initialization to cfg_cmd To: Colin King , Chaoming Li , Kalle Valo , linux-wireless@vger.kernel.org, netdev@vger.kernel.org Cc: kernel-janitors@vger.kernel.org, linux-kernel@vger.kernel.org References: <20171104193759.919-1-colin.king@canonical.com> From: Larry Finger Message-ID: <9b9712ba-42fd-8683-2d65-e72187647902@lwfinger.net> Date: Sat, 4 Nov 2017 15:26:40 -0500 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:52.0) Gecko/20100101 Thunderbird/52.4.0 MIME-Version: 1.0 In-Reply-To: <20171104193759.919-1-colin.king@canonical.com> Content-Type: text/plain; charset=utf-8; format=flowed Content-Language: en-US Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 11/04/2017 02:37 PM, Colin King wrote: > From: Colin Ian King > > cfg_cmd is initialized to zero and this value is never read, instead > it is over-written in the start of a do-while loop. Remove the > redundant initialization. Cleans up clang warning: > > drivers/net/wireless/realtek/rtlwifi/core.c:1750:22: warning: Value > stored to 'cfg_cmd' during its initialization is never read > > Signed-off-by: Colin Ian King Looks OK to me. Acked-by: Larry Finger Thanks, Larry > --- > drivers/net/wireless/realtek/rtlwifi/core.c | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) > > diff --git a/drivers/net/wireless/realtek/rtlwifi/core.c b/drivers/net/wireless/realtek/rtlwifi/core.c > index 1147327e6f52..7a17cc20c57e 100644 > --- a/drivers/net/wireless/realtek/rtlwifi/core.c > +++ b/drivers/net/wireless/realtek/rtlwifi/core.c > @@ -1748,7 +1748,7 @@ bool rtl_hal_pwrseqcmdparsing(struct rtl_priv *rtlpriv, u8 cut_version, > u8 faversion, u8 interface_type, > struct wlan_pwr_cfg pwrcfgcmd[]) > { > - struct wlan_pwr_cfg cfg_cmd = {0}; > + struct wlan_pwr_cfg cfg_cmd; > bool polling_bit = false; > u32 ary_idx = 0; > u8 value = 0; >